Omron Q2A Series Technical Manual

6.2 Modbus Communications
234 SIEPYEUOQ2A01A AC Drive Q2A Technical Manual
Register No.
(Hex.)
Description
00C2
Fault Description 5
bit 0 CE [Modbus Communication Error]
bit 1 bUS [Option Communication Error]
bit 2 - 3 Reserved
bit 4 CF [Control Fault]
bit 5 SvE [Zero Servo Fault]
bit 6 EF0 [Option Card External Fault]
bit 7 FbL [PID Feedback Loss]
bit 8 UL3 [Undertorque Detection 1]
bit 9 UL4 [Undertorque Detection 2]
bit A oL7 [High Slip Braking Overload]
bit B - E Reserved
bit F Hardware Fault (includes oFx fault)
00C3
Fault Description 6
bit 0 Reserved
bit 1 dv1 [Z Pulse Fault]
bit 2 dv2 [Z Pulse Noise Fault Detection]
bit 3 dv3 [Inversion Detection]
bit 4 dv4 [Inversion Prevention Detection]
bit 5 LF2 [Output Current Imbalance]
bit 6 STPo [Motor Step-Out Detected]
bit 7 PGoH [Encoder (PG) Hardware Fault]
bit 8 E5 [MECHATROLINK Watchdog Timer Err]
bit 9 Reserved
bit A SEr [Speed Search Retries Exceeded]
bit B - F Reserved
00C4
Fault Description 7
bit 0 FbH [Excessive PID Feedback]
bit 1 EF1 [External Fault (Terminal DI1)]
bit 2 EF2 [External Fault (Terminal DI2)]
bit 3 oL5 [Mechanical Weakening Detection 1]
bit 4 UL5 [Mechanical Weakening Detection 2]
bit 5 CoF [Current Offset Fault]
bit 6 - 7 Reserved
bit 8 qFL [Q2pack Fault]
bit 9 qFL1 [EEPROM Memory Q2pack Data Error]
bit A qFL2 [Q2pack Fault 2]
bit B qFL3 [Q2pack Fault 3]
bit C Reserved
bit D rF [Braking Resistor Fault]
bit E boL [BrakingTransistor Overload Fault]
bit F Reserved

Omron Q2A Series Specifications

General

Brand	Omron
Model	Q2A Series
Category	Controller
Language	English